CN108162753A - A kind of accelerator and brake control system - Google Patents
A kind of accelerator and brake control system Download PDFInfo
- Publication number
- CN108162753A CN108162753A CN201810120099.7A CN201810120099A CN108162753A CN 108162753 A CN108162753 A CN 108162753A CN 201810120099 A CN201810120099 A CN 201810120099A CN 108162753 A CN108162753 A CN 108162753A
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- Prior art keywords
- signal
- throttle
- gas pedal
- brake
- accelerator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000002463 transducing effect Effects 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 4
- 206010039203 Road traffic accident Diseases 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 3
- 230000001939 inductive effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K26/00—Arrangements or mounting of propulsion unit control devices in vehicles
- B60K26/02—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
A kind of accelerator and brake control system, including accelerator pedal device, throttle transducing signal processing controller, stay-supported electric brake brake apparatus；The throttle transducing signal processing controller is connected with accelerator pedal device, stay-supported electric brake brake apparatus.The stroke distances of gas pedal are sensed by the accelerator pedal device, and send inductive signal to throttle transducing signal processing controller；The throttle transducing signal processing controller sends the signal of processing to stay-supported electric brake brake apparatus, and skidding is carried out by stay-supported electric brake brake apparatus.The present invention can facilitate installation in the case where not influencing the safety traffic of former vehicle, emergency can carry out skidding again, ensure driver safety, reduce traffic accident and property loss, a mostly safety guarantee for insufficient driver especially to driving experience.
Description
Technical field
The present invention relates to automotive fields, and in particular to a kind of accelerator and brake control system.
Background technology
With the improvement of living standards, the type and quantity of vehicle have more and more, traffic accident takes place frequently, small traffic thing
Therefore slight wound can be caused, and it will cause severely injured or personnel deaths for major traffic accidents, also bring the huge pain of injury to society.
For the insufficient people of fresh driver or driving experience for just taking driving license, usually easily throttle is made as brake
Into traffic accident, although the relevant technologies for having intelligent driving in recent years occur, it is not mature enough.Control of some people to driving vehicle
Desire processed is very strong, can not change in the short time, in order to reduce the insufficient driver of driving experience to greatest extent because oil
Door is used as brake and causes traffic accident, needs a kind of completely new accelerator and brake control system.
Invention content
It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of accelerator and brake control systems.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of accelerator and brake control system, including accelerator pedal device, throttle transducing signal processing controller, the electronic brake of stay-supported
Vehicle brake apparatus；
The accelerator pedal device includes gas pedal, throttle sensor, resistance spring, gas pedal tie point, the throttle
Sensor is connected with the resistance spring, and the throttle sensor is located at the upper end of the resistance spring, the gas pedal
It is connected by gas pedal tie point with the throttle sensor, resistance spring；
It is defeated that the throttle transducing signal processing controller includes throttle sensor signal connection end mouth, signal processing module, signal
Go out control module, throttle signal output connection port, brake motor power supply and signal code output connection port, at the signal
Reason module is connected with the signal output control module, throttle sensor signal connection end mouth, the signal output control mould
Block is connected with the throttle signal output connection port, brake motor power supply and signal code output connection port；
The throttle sensor is connected by a sensor connecting line with the throttle sensor signal connection end mouth；
The stay-supported electric brake brake apparatus includes motor, rotary shaft bracing wire turntable, and the motor is drawn with the rotary shaft
Line turntable is connected, and the rotary shaft bracing wire turntable is connected by bracing wire with the brake pedal；
The motor by connection controller power source line and the brake motor power supply and signal code output connection port 25,
Throttle signal output connection port is connected.
Further, the gas pedal tie point includes the first gas pedal tie point, the second gas pedal tie point, the
Three gas pedal tie points, the first gas pedal tie point are connected with the upper end of the throttle sensor, and described second
Gas pedal tie point is connected with the lower end of the resistance spring, the third gas pedal tie point and second throttle
Pedal link joint is connected.
Further, the second gas pedal tie point, third gas pedal tie point are located in same level, described
The height of first gas pedal tie point is more than the height of the second gas pedal tie point, third gas pedal tie point；
The gas pedal is connected with the first gas pedal tie point, third gas pedal tie point.
Further, auxiliary signal connectivity port, auxiliary signal output connection port, the auxiliary signal connecting pin are further included
Mouth is connected with the signal processing module, and the auxiliary signal output connection port is connected with the signal output control module
It connects.
Further, a controller power source connecting line, the control are connected on the throttle transducing signal processing controller
Device electric power connection line processed is connected with vehicle power supply.
Further, the gas pedal, is never trampled shape by the stroke distances of the throttle sensor sensing gas pedal
State the distance between is utmostly set as 0 ~ 100% distance of accelerator pedal stroke to trampling.
Further, when the stroke distances of the gas pedal are 0 ~ 70%, the normal driving of throttle sensor transmission
Throttle signal gives the throttle sensor signal connection end mouth；It is described when the stroke distances of the gas pedal are more than 70%
Throttle sensor transmission signal gives the throttle sensor signal connection end mouth for skidding transducing signal.
Further, the signal processing module in the throttle transducing signal processing controller is used to analyze and process the throttle
The signal that sensor transmits, the signal after analyzing and processing send the signal output control module to.
Further, it is defeated by throttle signal if signal output control module output is normal driving throttle signal
Go out connectivity port and output signal to motor；If the signal output control module output is skidding transducing signal, by
The brake motor power supply and signal code output connection port export skidding signal and electric current to motor.
Further, after the motor receives skidding transducing signal, motor rotation drives the rotary shaft bracing wire to turn
Disk brakes the brake pedal, carries out skidding.
In conclusion it by adopting the above-described technical solution, compared with prior art, the present invention has the advantage that：
The present invention can facilitate installation in the case where not influencing former vehicle safety traffic, emergency can carry out brake system again
It is dynamic, it ensures driver safety, reduces traffic accident and property loss, it is one more for insufficient driver especially to driving experience
Safety guarantee.
Description of the drawings
Fig. 1 is a kind of structure diagram of accelerator and brake control system of the present invention.
Mark explanation：1st, accelerator pedal device；2nd, throttle transducing signal processing controller；3rd, stay-supported electric brake is braked
Device；11st, gas pedal；12nd, throttle sensor；13rd, resistance spring；14th, the first gas pedal tie point；15th, the second throttle
Pedal link joint；16th, third gas pedal tie point；17th, sensor connecting line；21st, throttle sensor signal connection end mouth；
22nd, signal processing module；23rd, signal output control module；24th, throttle signal output connection port；25th, brake motor power supply and
Signal code output connection port；26th, auxiliary signal connectivity port；27th, auxiliary signal output connection port；28th, controller electricity
Source connecting line；31st, motor；32nd, rotary shaft bracing wire turntable；33rd, bracing wire；34th, brake pedal；35th, controller power source is connected
Line.
Specific embodiment
The specific embodiment of the present invention is further described in detail below in conjunction with the accompanying drawings.
Refer to Fig. 1, a kind of accelerator and brake control system of the present invention, at accelerator pedal device 1, throttle transducing signal
Manage controller 2, stay-supported electric brake brake apparatus 3, throttle transducing signal processing controller 2 and accelerator pedal device 1, bracing wire
Formula electric brake brake apparatus 3 is connected.
Accelerator pedal device 1 includes gas pedal 11, throttle sensor 12, resistance spring 13, gas pedal tie point, oil
Door sensor 12 is connected with resistance spring 13, and throttle sensor 12 is located at the upper end of resistance spring 13, and gas pedal 11 passes through
Gas pedal tie point is connected with throttle sensor 12, resistance spring 13.
Gas pedal tie point includes the first gas pedal tie point 14, the second gas pedal tie point 15, third throttle
Pedal link joint 16, the first gas pedal tie point 14 are connected with the upper end of throttle sensor 12, the connection of the second gas pedal
Point 15 is connected with the lower end of resistance spring 13, and third gas pedal tie point 16 is connected with the second gas pedal tie point 15
It connects.Second gas pedal tie point 15, third gas pedal tie point 16 are located in same level, the connection of the first gas pedal
The height of point 14 is more than the height of the second gas pedal tie point 15, third gas pedal tie point 16, gas pedal 11 and the
One gas pedal tie point 14, third gas pedal tie point 16 are connected.
Throttle transducing signal processing controller 2 includes throttle sensor signal connection end mouth 21, signal processing module 22, letter
Number output control module 23, throttle signal output connection port 24, brake motor power supply and signal code output connection port 25,
Auxiliary signal connectivity port 26, auxiliary signal output connection port 27, signal processing module 22 and signal output control module 23,
Throttle sensor signal connection end mouth 21, auxiliary signal connectivity port 26 are connected, and signal output control module 23 is believed with throttle
Number output connection port 24, brake motor power supply and signal code output connection port 25, auxiliary signal output connection port 27
It is connected.
Auxiliary signal connectivity port 26 is used to receive other signals, such as car speed alarm signal, driving radar letter
Number etc., then by 27 output signal of auxiliary signal output connection port.It is exported by auxiliary signal connectivity port 26 and auxiliary signal
Connectivity port 27 controls flashing light flicker or alarm to send out sound etc.；Auxiliary signal connectivity port 26 can also be used as throttle sensing
The upgrading of signal processing controller 2 or the interface for reconciling sensitivity.
A controller power source connecting line 28, controller power source connection are connected on throttle transducing signal processing controller 2
Line 28 is connected with vehicle power supply, and throttle sensor 12 passes through a sensor connecting line 17 and throttle sensor signal connection end mouth
21 are connected.
Stay-supported electric brake brake apparatus 3 includes motor 31, rotary shaft bracing wire turntable 32, motor 31 and rotary shaft bracing wire
Turntable 32 is connected, and rotary shaft bracing wire turntable 32 is connected by bracing wire 33 with brake pedal 34.
Motor 31 by a connection controller power source line 35 and brake motor power supply and signal code output connection port 25,
Throttle signal output connection port is connected.
The stroke distances of gas pedal 11 are sensed by throttle sensor 12, gas pedal 11 is never trampled state to stepping on
It steps on and the distance between is utmostly set as 0 ~ 100% distance of accelerator pedal stroke.Throttle sensor 12 is by gas pedal 11
Stroke distances be converted to electric signal, and send electric signal to throttle sensor signal connection end mouth 21, when gas pedal 11
Stroke distances at 0 ~ 70%, throttle sensor 12 send to throttle sensor signal connection end mouth 21 signal be normal row
Vehicle throttle signal, normal throttle signal of driving a vehicle is throttle high low signal；When the stroke distances of gas pedal 11 are more than 70%, oil
The signal that door sensor 12 sends throttle sensor signal connection end mouth 21 to is skidding transducing signal.
When the stroke distances of gas pedal 11 are less than 70% close to 70%, can aggravate to step on by resistance spring 13
Resistance is stepped on, for prompting soon to touch skidding transducing signal, to prevent normally travel when sends unnecessary brake system
Dynamic transducing signal.
Signal processing module 22 in throttle transducing signal processing controller 2 is used to analyze and process what throttle sensor transmitted
Whether signal, such as throttle signal are normal throttle amounts, are small throttle power supply or large throttle power supply, are normal driving throttle letters
Number or skidding transducing signal.Signal biography after analyzing and processing is controlled the output of signal by signal output control module 23,
If output is normal driving throttle signal, motor 31 is outputed signal to by throttle signal output connection port 24, if
Skidding transducing signal then exports skidding signal and electricity by brake motor power supply and signal code output connection port 25
It flows to motor 31, works for brake motor.
After motor 31 receives skidding transducing signal, the rotation of motor 31 drives 32 braking brake of rotary shaft bracing wire turntable
Brake pedal 34 realizes the function of skidding；It simultaneously switches off to the normal driving throttle signal of motor 31.
The present invention can facilitate installation in the case where not influencing former vehicle safety traffic, emergency can brake again
Braking ensures driver safety, reduces traffic accident and property loss, especially to driving experience more one for insufficient driver
Item safety guarantee.
Embodiment described above is merely to illustrate the technological thought and feature of the present invention, in the art its object is to make
Technical staff can understand present disclosure and implement according to this, it is impossible to only with the present embodiment come limit the present invention patent model
It encloses, i.e., all equal variations or modification made according to disclosed spirit are still fallen in the scope of the claims of the present invention.
Claims (10)
1. a kind of accelerator and brake control system, which is characterized in that including accelerator pedal device, the processing control of throttle transducing signal
Device, stay-supported electric brake brake apparatus；
The accelerator pedal device includes gas pedal, throttle sensor, resistance spring, gas pedal tie point, the throttle
Sensor is connected with the resistance spring, and the throttle sensor is located at the upper end of the resistance spring, the gas pedal
It is connected by gas pedal tie point with the throttle sensor, resistance spring；
It is defeated that the throttle transducing signal processing controller includes throttle sensor signal connection end mouth, signal processing module, signal
Go out control module, throttle signal output connection port, brake motor power supply and signal code output connection port, at the signal
Reason module is connected with the signal output control module, throttle sensor signal connection end mouth, the signal output control mould
Block is connected with the throttle signal output connection port, brake motor power supply and signal code output connection port；
The throttle sensor is connected by a sensor connecting line with the throttle sensor signal connection end mouth；
The stay-supported electric brake brake apparatus includes motor, rotary shaft bracing wire turntable, and the motor is drawn with the rotary shaft
Line turntable is connected, and the rotary shaft bracing wire turntable is connected by bracing wire with the brake pedal；
The motor by connection controller power source line and the brake motor power supply and signal code output connection port 25,
Throttle signal output connection port is connected.
A kind of 2. accelerator and brake control system according to claim 1, which is characterized in that the gas pedal tie point packet
The first gas pedal tie point, the second gas pedal tie point, third gas pedal tie point are included, first gas pedal connects
Contact is connected with the upper end of the throttle sensor, the lower end phase of the second gas pedal tie point and the resistance spring
Connection, the third gas pedal tie point are connected with the second gas pedal tie point.
A kind of 3. accelerator and brake control system according to claim 2, which is characterized in that the second gas pedal connection
Point, third gas pedal tie point are located in same level, and the height of the first gas pedal tie point is more than described the
The height of two gas pedal tie points, third gas pedal tie point；The gas pedal is connect with first gas pedal
Point, third gas pedal tie point are connected.
4. a kind of accelerator and brake control system according to claim 1, which is characterized in that further include auxiliary signal connecting pin
Mouth, auxiliary signal output connection port, the auxiliary signal connectivity port are connected with the signal processing module, the auxiliary
Signal output connection port is connected with the signal output control module.
5. a kind of accelerator and brake control system according to claim 1, which is characterized in that at the throttle transducing signal
A controller power source connecting line is connected on reason controller, the controller power source connecting line is connected with vehicle power supply.
A kind of 6. accelerator and brake control system according to claim 1, which is characterized in that the throttle sensor sensing oil
The gas pedal is never trampled state and the distance between is utmostly set as oily to trampling by the stroke distances of door pedal
Door 0 ~ 100% distance of pedal travel.
7. a kind of accelerator and brake control system according to claim 6, which is characterized in that when the stroke of the gas pedal
For distance at 0 ~ 70%, the normal driving throttle signal of throttle sensor transmission gives the throttle sensor signal connection end
Mouthful；When the stroke distances of the gas pedal are more than 70%, the throttle sensor transmission signal is skidding sensing letter
Number give the throttle sensor signal connection end mouth.
A kind of 8. accelerator and brake control system according to claim 7, which is characterized in that the throttle transducing signal processing
For analyzing and processing the signal that the throttle sensor transmits, the signal after analyzing and processing passes for signal processing module in controller
Give the signal output control module.
9. a kind of accelerator and brake control system according to claim 8, which is characterized in that if signal output control mould
Block output is normal driving throttle signal, then outputs signal to motor by throttle signal output connection port；If the signal
Output control module output is skidding transducing signal, then exports connecting pin by the brake motor power supply and signal code
Mouth exports skidding signal and electric current to motor.
10. a kind of accelerator and brake control system according to claim 9, which is characterized in that the motor receives brake
After braking transducing signal, motor rotation drives the rotary shaft bracing wire turntable to brake the brake pedal, carries out brake system
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810120099.7A CN108162753A (en) | 2018-02-07 | 2018-02-07 | A kind of accelerator and brake control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810120099.7A CN108162753A (en) | 2018-02-07 | 2018-02-07 | A kind of accelerator and brake control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108162753A true CN108162753A (en) | 2018-06-15 |
Family
ID=62513551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810120099.7A Pending CN108162753A (en) | 2018-02-07 | 2018-02-07 | A kind of accelerator and brake control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108162753A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169283A (en) * | 2020-03-06 | 2020-05-19 | 陈龙 | Auxiliary accelerator and brake integrated device |
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|---|---|---|---|---|
| JP2006103617A (en) * | 2004-10-08 | 2006-04-20 | Toyota Motor Corp | Pedal effort control device and safety stop device |
| CN101434197A (en) * | 2008-12-22 | 2009-05-20 | 宋丙钦 | Combined type pedal of motor vehicle |
| CN202608751U (en) * | 2011-06-08 | 2012-12-19 | 颜昌松 | Brake system with micro-moving clutch and pull force trigger switch and used for correcting fault that accelerator is taken for brake |
| CN103192796A (en) * | 2013-04-23 | 2013-07-10 | 浙江先安汽车制动系统有限公司 | Anti-theft parking and anti-misstep accelerator system with relay for controlling forward and reverse rotation of motor |
| CN203580650U (en) * | 2013-12-06 | 2014-05-07 | 重庆交通大学 | Safety combination control device capable of preventing accelerator from being used as brake |
| CN204527174U (en) * | 2015-02-13 | 2015-08-05 | 重庆交通大学 | Mis-accelerator pressing dead-man's device |
| CN105172597A (en) * | 2015-10-07 | 2015-12-23 | 李俊娇 | Anti-misoperation automobile accelerator pedal device |
| CN107415914A (en) * | 2017-09-12 | 2017-12-01 | 陈亮 | A kind of Anti-mis-stepping emergency braking apparatus |
| CN107662594A (en) * | 2017-09-22 | 2018-02-06 | 株洲市江海汽车智能科技有限公司 | Mistake step on accelerator of vehicle guard system |
| CN207859958U (en) * | 2018-02-07 | 2018-09-14 | 缪保瑞 | A kind of accelerator and brake control system |
-
2018
- 2018-02-07 CN CN201810120099.7A patent/CN108162753A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006103617A (en) * | 2004-10-08 | 2006-04-20 | Toyota Motor Corp | Pedal effort control device and safety stop device |
| CN101434197A (en) * | 2008-12-22 | 2009-05-20 | 宋丙钦 | Combined type pedal of motor vehicle |
| CN202608751U (en) * | 2011-06-08 | 2012-12-19 | 颜昌松 | Brake system with micro-moving clutch and pull force trigger switch and used for correcting fault that accelerator is taken for brake |
| CN103192796A (en) * | 2013-04-23 | 2013-07-10 | 浙江先安汽车制动系统有限公司 | Anti-theft parking and anti-misstep accelerator system with relay for controlling forward and reverse rotation of motor |
| CN203580650U (en) * | 2013-12-06 | 2014-05-07 | 重庆交通大学 | Safety combination control device capable of preventing accelerator from being used as brake |
| CN204527174U (en) * | 2015-02-13 | 2015-08-05 | 重庆交通大学 | Mis-accelerator pressing dead-man's device |
| CN105172597A (en) * | 2015-10-07 | 2015-12-23 | 李俊娇 | Anti-misoperation automobile accelerator pedal device |
| CN107415914A (en) * | 2017-09-12 | 2017-12-01 | 陈亮 | A kind of Anti-mis-stepping emergency braking apparatus |
| CN107662594A (en) * | 2017-09-22 | 2018-02-06 | 株洲市江海汽车智能科技有限公司 | Mistake step on accelerator of vehicle guard system |
| CN207859958U (en) * | 2018-02-07 | 2018-09-14 | 缪保瑞 | A kind of accelerator and brake control system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169283A (en) * | 2020-03-06 | 2020-05-19 | 陈龙 | Auxiliary accelerator and brake integrated device |
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